From 75e25d3b179c233ef7d85866bc61166f5947ffa6 Mon Sep 17 00:00:00 2001
From: Christoph Otter <chris@confio.gmbh>
Date: Fri, 5 May 2023 16:58:29 +0200
Subject: [PATCH] Add more trait impls for Coins

---
 packages/std/src/coins.rs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/packages/std/src/coins.rs b/packages/std/src/coins.rs
index 1c8c263673..87cda52a65 100644
--- a/packages/std/src/coins.rs
+++ b/packages/std/src/coins.rs
@@ -52,6 +52,14 @@ impl TryFrom<&[Coin]> for Coins {
     }
 }
 
+impl<const N: usize> TryFrom<[Coin; N]> for Coins {
+    type Error = StdError;
+
+    fn try_from(slice: [Coin; N]) -> StdResult<Self> {
+        slice.to_vec().try_into()
+    }
+}
+
 impl TryFrom<Coin> for Coins {
     type Error = StdError;
 
@@ -62,6 +70,12 @@ impl TryFrom<Coin> for Coins {
     }
 }
 
+impl From<Coins> for Vec<Coin> {
+    fn from(value: Coins) -> Self {
+        value.into_vec()
+    }
+}
+
 impl FromStr for Coins {
     type Err = StdError;
 
@@ -111,6 +125,12 @@ impl fmt::Display for Coins {
     }
 }
 
+impl PartialEq<Coin> for Coins {
+    fn eq(&self, other: &Coin) -> bool {
+        self.0.len() == 1 && self.amount_of(&other.denom) == other.amount
+    }
+}
+
 impl Coins {
     /// Cast to Vec<Coin>, while NOT consuming the original object
     pub fn to_vec(&self) -> Vec<Coin> {